I don't know nuffin about Avon Storms, but for the same price or a little less you could get a pair of Pirelli Angel ST, which are very good indeed.
The Pirelli Diablo Strada is a sweet handling long lasting tyre too, and is even cheaper.
See my posts on this thread.
http://www.ukmonster.co.uk/monster/s...ad.php?t=55329